1x^2+5x-1=2

Simple and best practice solution for 1x^2+5x-1=2 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 1x^2+5x-1=2 equation:



1x^2+5x-1=2
We move all terms to the left:
1x^2+5x-1-(2)=0
We add all the numbers together, and all the variables
x^2+5x-3=0
a = 1; b = 5; c = -3;
Δ = b2-4ac
Δ = 52-4·1·(-3)
Δ = 37
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(5)-\sqrt{37}}{2*1}=\frac{-5-\sqrt{37}}{2} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(5)+\sqrt{37}}{2*1}=\frac{-5+\sqrt{37}}{2} $

See similar equations:

| -1+7x=20 | | 2(6^2a+4)-8=48 | | 3x+6+2x+9=180 | | 2.3y=y-62 | | x=3+7/9 | | 8^b+2+4=63 | | 3x+62x+9=180 | | (y^2-y-2/5y)(10y/y+1)=2(y^2-y-2)/y+1 | | 2(3 | | -1=21+b | | x/2+6=28 | | 2(3 | | d+4+6=1-d | | 3.2x+9.8=1.7x+12.8 | | 3=6-3n | | 5(3-y)=20 | | x³-9x+1=0 | | 6x+14=11x-31 | | X/3x=8 | | 2^3m+3=16^2m-3 | | 5x-21=-9x+21 | | 5x^2=1/20 | | -1-8x=143 | | 36-7x=-15-5-7 | | 2x−9=16 | | (y2-y-2/5y)(10y/y+1)=(y2-y-2)(10y)/(5y)(y+1) | | 8^-6k-7=8^k+7 | | 0.04(12)+0.01m=0.02(12+m) | | 3*t+5=2 | | -1-4+b=-4+2b | | –2m=8−m | | 2r+6=10r-10-6r |

Equations solver categories